The Solar System

Front

What is the Solar System?

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The Solar System is a collection of celestial bodies, including the Sun, planets, moons, asteroids, comets, and meteoroids, that are bound by gravity.

Front

How many planets are in the Solar System?

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There are eight planets in the Solar System: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune.

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What is a gas giant?

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A gas giant is a large planet that is primarily composed of hydrogen and helium, with a thick atmosphere and no solid surface. Examples include Jupiter and Saturn.

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What is the closest planet to the Sun?

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Mercury is the closest planet to the Sun.

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What is the largest planet in the Solar System?

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Jupiter is the largest planet in the Solar System.

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What is the main component of the Sun?

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The Sun is primarily composed of hydrogen (about 74%) and helium (about 24%).

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What is the Milky Way?

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The Milky Way is the galaxy that contains our Solar System, along with billions of other stars and their planetary systems.

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What is the difference between a planet and a star?

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A planet orbits a star and does not produce its own light, while a star generates light and heat through nuclear fusion.

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What is an asteroid?

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An asteroid is a small rocky body that orbits the Sun, primarily found in the asteroid belt between Mars and Jupiter.

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What is a comet?

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A comet is a small celestial body made of ice, dust, and rocky material that, when close to the Sun, develops a glowing coma and tail.